Shackelton Christopher S — SEC Form 4 filings
SEC reporting owner CIK 1430708. 45 Form 4 filings on record with FilingPulse; latest filed 2026-06-10.
Transaction summary — filings shown
Covers all 45 filings on record, filed 2024-01-23 to 2026-06-10. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): 85 legs across 30 filings — 30,548,671 shares, $212,020,469 total (shares × price as filed).
- Open-market sales (code S, non-derivative): 10 legs across 8 filings — 13,913,002 shares, $409,653,280 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 11.
- Largest priced transaction: sale of 3,000,000 shares @ $41.40 ($124,200,000) in UNIVERSAL TECHNICAL INSTITUTE INC, filed 2026-06-10.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| UNIVERSAL TECHNICAL INSTITUTE INC (UTI) | Director | 10 | 6 legs · 1,255,173 sh · $30,813,450 | 7 legs · 13,574,375 sh · $372,386,333 | 1 |
| Sonos Inc (SONO) | 10% owner | 11 | 31 legs · 6,162,337 sh · $78,967,882 | — | — |
| OWENS & MINOR INC/VA/ (OMI) | 10% owner | 4 | 12 legs · 5,369,620 sh · $42,850,670 | — | — |
| GMS Inc. (GMS) | 10% owner | 1 | — | 3 legs · 338,627 sh · $37,266,947 | — |
| MasterCraft Boat Holdings, Inc. (MCFT) | 10% owner | 11 | 30 legs · 1,696,011 sh · $34,392,611 | — | — |
| Lazydays Holdings, Inc. (LAZY) | 10% owner | 2 | 1 leg · 14,563,106 sh · $14,999,999 | — | 3 |
| ModivCare Inc (MODV) | 10% owner | 3 | 5 legs · 1,502,424 sh · $9,995,856 | — | 4 |
| Purple Innovation, Inc. (PRPL) | Director, 10% owner | 3 | — | — | 3 |
Form 4 filings — Shackelton Christopher S
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-06-10 | 4 | UNIVERSAL TECHNICAL INSTITUTE INC (UTI) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Sale (S): 3,000,000 @ $41.40 | EDGAR |
| 2026-03-17 | 4 | Sonos Inc (SONO) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam, Coliseum Capital Co-Invest IV, L.P. | Purchase (P): 90,000 @ $13.20 · Purchase (P): 13,920 @ $13.25 · Purchase (P): 125,000 @ $13.57 | EDGAR |
| 2026-03-11 | 4 | Sonos Inc (SONO) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam, Coliseum Capital Co-Invest IV, L.P. | Purchase (P): 420,000 @ $13.95 · Purchase (P): 320,000 @ $14.19 · Purchase (P): 180,000 @ $14.22 | EDGAR |
| 2026-02-25 | 4 | Sonos Inc (SONO) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam, Coliseum Capital Co-Invest IV, L.P. | Purchase (P): 360,000 @ $14.90 · Purchase (P): 133,259 @ $14.83 · Purchase (P): 118,020 @ $15.25 | EDGAR |
| 2026-02-17 | 4 | Sonos Inc (SONO) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam, Coliseum Capital Co-Invest IV, L.P. | Purchase (P): 100,000 @ $16.11 · Purchase (P): 257,210 @ $15.74 · Purchase (P): 290,000 @ $15.59 | EDGAR |
| 2026-02-06 | 4 | Sonos Inc (SONO) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam, Coliseum Capital Co-Invest IV, L.P. | Purchase (P): 494,719 @ $15.50 · Purchase (P): 211,530 @ $16.29 · Purchase (P): 26,824 @ $16.49 | EDGAR |
| 2025-12-22 | 4 | MasterCraft Boat Holdings, Inc. (MCFT) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Purchase (P): 33,807 @ $19.34 · Purchase (P): 76,000 @ $19.79 · Purchase (P): 25,000 @ $19.66 | EDGAR |
| 2025-12-05 | 4 | UNIVERSAL TECHNICAL INSTITUTE INC (UTI) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Purchase (P): 143,673 @ $24.52 · Purchase (P): 211,563 @ $25.01 · Purchase (P): 191,830 @ $25.38 | EDGAR |
| 2025-12-03 | 4 | UNIVERSAL TECHNICAL INSTITUTE INC (UTI) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Purchase (P): 171,430 @ $23.66 · Purchase (P): 69,657 @ $24.11 · Purchase (P): 467,020 @ $24.40 | EDGAR |
| 2025-08-14 | 4 | OWENS & MINOR INC/VA/ (OMI) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Purchase (P): 720,000 @ $5.15 · Purchase (P): 325,000 @ $5.46 · Purchase (P): 492,852 @ $5.31 | EDGAR |
| 2025-08-11 | 4 | Sonos Inc (SONO) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Purchase (P): 127,406 @ $10.61 · Purchase (P): 55,000 @ $11.21 | EDGAR |
| 2025-08-05 | 4 | Sonos Inc (SONO) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Purchase (P): 80,000 @ $10.38 · Purchase (P): 2,683 @ $10.49 · Purchase (P): 160,000 @ $10.83 | EDGAR |
| 2025-07-29 | 4 | Sonos Inc (SONO) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Purchase (P): 287,087 @ $11.18 · Purchase (P): 350,000 @ $11.43 · Purchase (P): 675,000 @ $11.25 | EDGAR |
| 2025-07-16 | 4 | GMS Inc. (GMS) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Coliseum Capital Co-Invest III, L.P., Coliseum Capital Co-Invest IV, L.P., Gray Adam | Sale (S): 179,133 @ $110.05 · Sale (S): 104,550 @ $110.06 · Sale (S): 54,944 @ $110.05 | EDGAR |
| 2025-06-24 | 4 | Sonos Inc (SONO) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Purchase (P): 238,000 @ $9.92 · Purchase (P): 73,530 @ $9.89 · Purchase (P): 111,898 @ $10.34 | EDGAR |
| 2025-06-16 | 4 | Sonos Inc (SONO) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Purchase (P): 240,000 @ $10.21 · Purchase (P): 280,000 @ $9.93 · Purchase (P): 131,588 @ $10.26 | EDGAR |
| 2025-05-29 | 4 | UNIVERSAL TECHNICAL INSTITUTE INC (UTI) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Sale (S): 500,000 @ $35 | EDGAR |
| 2025-05-14 | 4 | UNIVERSAL TECHNICAL INSTITUTE INC (UTI) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Sale (S): 1,929,488 @ $32.95 | EDGAR |
| 2025-05-06 | 4 | Purple Innovation, Inc. (PRPL) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Coliseum Capital Co-Invest III, L.P., Gray Adam | Grant/award (A): 6,557,377 (derivative) | EDGAR |
| 2025-04-10 | 4 | OWENS & MINOR INC/VA/ (OMI) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Purchase (P): 105,000 @ $7.96 · Purchase (P): 225,000 @ $7.39 · Purchase (P): 80,000 @ $7.19 | EDGAR |
| 2025-04-07 | 4 | Sonos Inc (SONO) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Purchase (P): 147,157 @ $9.17 · Purchase (P): 62,506 @ $8.38 | EDGAR |
| 2025-04-07 | 4 | OWENS & MINOR INC/VA/ (OMI) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Purchase (P): 160,000 @ $8.53 · Purchase (P): 128,356 @ $8.14 · Purchase (P): 240,000 @ $7.84 | EDGAR |
| 2025-03-28 | 4 | UNIVERSAL TECHNICAL INSTITUTE INC (UTI) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Sale (S): 1,000,000 @ $25.35 | EDGAR |
| 2025-03-13 | 4 | Purple Innovation, Inc. (PRPL) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Coliseum Capital Co-Invest III, L.P., Gray Adam | Grant/award (A): 6,229,508 (derivative) | EDGAR |
| 2025-03-04 | 4 | OWENS & MINOR INC/VA/ (OMI) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Purchase (P): 1,738,511 @ $9.39 · Purchase (P): 354,901 @ $9.19 · Purchase (P): 800,000 @ $9.75 | EDGAR |
| 2025-02-11 | 4 | UNIVERSAL TECHNICAL INSTITUTE INC (UTI) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Sale (S): 704,881 @ $28.20 | EDGAR |
| 2025-01-14 | 4 | ModivCare Inc (MODV) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Coliseum Capital Partners II, L.P., Gray Adam | Purchase (P): 573,437 @ $6.81 · Purchase (P): 120,237 @ $7.91 · Purchase (P): 26,326 @ $8.79 · Purchase (P): 452,378 @ $6.56 · Purchase (P): 330,046 @ $5.88 | EDGAR |
| 2024-12-30 | 4 | MasterCraft Boat Holdings, Inc. (MCFT) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Purchase (P): 53,853 @ $18.87 · Purchase (P): 81,092 @ $18.40 · Purchase (P): 55,000 @ $18.83 | EDGAR |
| 2024-12-03 | 4 | UNIVERSAL TECHNICAL INSTITUTE INC (UTI) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Sale (S): 2,483,579 @ $25.10 | EDGAR |
| 2024-11-19 | 4 | Lazydays Holdings, Inc. (LAZY) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Purchase (P): 14,563,106 @ $1.03 · Other (J): 55,407,455 · Other (J): 500,000 (derivative) | EDGAR |
| 2024-06-25 | 4 | MasterCraft Boat Holdings, Inc. (MCFT) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Purchase (P): 24,054 @ $19.53 · Purchase (P): 45,000 @ $19.39 · Purchase (P): 38,462 @ $19.58 | EDGAR |
| 2024-06-17 | 4 | MasterCraft Boat Holdings, Inc. (MCFT) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Purchase (P): 63,600 @ $20.27 · Purchase (P): 73,725 @ $19.71 · Purchase (P): 53,856 @ $19.70 | EDGAR |
| 2024-06-10 | 4 | MasterCraft Boat Holdings, Inc. (MCFT) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Purchase (P): 98,446 @ $20.35 · Purchase (P): 7,921 @ $20.48 · Purchase (P): 18,084 @ $20.57 | EDGAR |
| 2024-05-28 | 4 | MasterCraft Boat Holdings, Inc. (MCFT) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Purchase (P): 83,982 @ $20.27 | EDGAR |
| 2024-05-22 | 4 | MasterCraft Boat Holdings, Inc. (MCFT) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Purchase (P): 105,000 @ $20.75 · Purchase (P): 67,782 @ $20.75 · Purchase (P): 175,022 @ $20.98 | EDGAR |
| 2024-05-17 | 4 | Lazydays Holdings, Inc. (LAZY) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Other (J): 2,000,000 (derivative) | EDGAR |
| 2024-05-10 | 4 | MasterCraft Boat Holdings, Inc. (MCFT) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Purchase (P): 47,500 @ $19.13 · Purchase (P): 90,346 @ $20.13 · Purchase (P): 22,484 @ $20.36 | EDGAR |
| 2024-04-22 | 4 | MasterCraft Boat Holdings, Inc. (MCFT) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Purchase (P): 107,083 @ $20.81 · Purchase (P): 26,039 @ $21.34 | EDGAR |
| 2024-04-12 | 4 | MasterCraft Boat Holdings, Inc. (MCFT) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Purchase (P): 11,308 @ $21.63 · Purchase (P): 1,300 @ $21.89 · Purchase (P): 60,000 @ $21.84 | EDGAR |
| 2024-03-18 | 4 | MasterCraft Boat Holdings, Inc. (MCFT) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Purchase (P): 24,167 @ $20.72 · Purchase (P): 7,478 @ $21.33 · Purchase (P): 118,620 @ $21.84 | EDGAR |
| 2024-03-06 | 4/A | UNIVERSAL TECHNICAL INSTITUTE INC (UTI) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Disposition to issuer (D): 33,300 (derivative) @ $339.94 | EDGAR |
| 2024-02-20 | 4 | ModivCare Inc (MODV) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Coliseum Capital Partners II, L.P., Gray Adam | Option exercise (M): 1,314 @ $0 · Disposition to issuer (D): 1,314 @ $49.79 · Option exercise (M): 1,314 (derivative) @ $0 | EDGAR |
| 2024-02-16 | 4 | ModivCare Inc (MODV) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Coliseum Capital Partners II, L.P., Gray Adam | Grant/award (A): 2,658 (derivative) @ $0 | EDGAR |
| 2024-02-16 | 4 | UNIVERSAL TECHNICAL INSTITUTE INC (UTI) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Gray Adam | Sale (S): 3,956,427 @ $15.05 | EDGAR |
| 2024-01-23 | 4 | Purple Innovation, Inc. (PRPL) jointly with Coliseum Capital Management, LLC, Coliseum Capital, LLC, COLISEUM CAPITAL PARTNERS, L.P., Coliseum Capital Co-Invest III, L.P., Gray Adam | Purchase (P): 13,442,623 (derivative) | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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