BCK CAPITAL MANAGEMENT LP
CIK 1819275 · View on SEC EDGAR ↗
- Portfolio value
- $23.0M
- Positions
- 21
- As of
- March 31, 2026 Data as of Q1 2026
#8,888 of 9,443 by 13F value · top 94.1%
Portfolio value QoQ: +1.0% 13F does not disclose cash
- Top 10 holdings weight
- 84.19%
- Top 25 holdings weight
- 100.00%
- Positions above 1%
- 21
- Effective number of positions
- 8.9
Based on 13F long-equity holdings only (cash, bonds, shorts not disclosed)
Turnover Q1 2026: 24.45% Est. buys $10,513,502 · sells $5,586,532
Median holding: 1.0 quarters Tracked Q4 2024–Q1 2026 · 10.9% still held
- New positions
- 17
- Increased
- 0
- Decreased
- 0
- Closed
- 2
On this page
- Sector breakdown How the portfolio splits across market sectors.
- Portfolio Every stock this institution reports holding, from its latest 13F.
- Biggest new bets Brand-new positions opened in the latest quarter.
- Top moves The biggest position increases and decreases this quarter.
- Exited positions Positions the manager fully sold out of last quarter.
Sector breakdown
N/A
52.6%
Communication Services
14.4%
Healthcare
9.3%
Industrials
6.7%
Financial Services
6.6%
Utilities
1.8%
Retail
1.6%
Consumer products
1.3%
Consumer Discretionary
1.3%
Technology
1.3%
Other/Unmapped
3.1%
Full portfolio 21 positions
| Type | Streak | 8Q trend | |||||
|---|---|---|---|---|---|---|---|
| MBAV M3-Brigade Acquisition V Corp. - Class A Ordinary shares | $4,167,120 | 18.15% | 388,000 | $42,680 | |||
| CEPO Cantor Equity Partners I, Inc. - Class A Ordinary Shares | $4,074,000 | 17.75% | 388,000 | $34,920 | |||
| MCGA Yorkville Acquisition Corp. - Class A Ordinary Share | $3,831,690 | 16.69% | 379,000 | $-7,580 | |||
| WBD Warner Bros. Discovery, Inc. - Series A Common Stock | $1,867,280 | 8.13% | 68,000 | Up ×1 | |||
| EA Electronic Arts Inc. - Common Stock | $1,427,090 | 6.22% | 7,000 | ||||
| GTLS Chart Industries, Inc. Common Stock | $1,137,125 | 4.95% | 5,500 | ||||
| HOLX Hologic, Inc. - Common Stock | $1,058,260 | 4.61% | 14,000 | Up ×1 | |||
| JHG Janus Henderson Group plc Ordinary Shares | $882,023 | 3.84% | 17,170 | Up ×1 | |||
| ACLX Arcellx, Inc. - Common Stock | $459,280 | 2.00% | 4,000 | Up ×1 | |||
| AES The AES Corporation Common Stock | $422,700 | 1.84% | 30,000 | Up ×1 | |||
| SEE | $420,500 | 1.83% | 10,000 | Up ×1 | |||
| UNF Unifirst Corporation Common Stock | $402,544 | 1.75% | 1,600 | Up ×1 | |||
| ACI Albertsons Companies, Inc. Class A Common Stock | $370,279 | 1.61% | 21,730 | $-2,825 | |||
| APLS Apellis Pharmaceuticals, Inc. - Common Stock | $321,840 | 1.40% | 8,000 | Up ×1 | |||
| IMXI International Money Express, Inc. - Common Stock | $316,000 | 1.38% | 20,000 | ||||
| DBRG DigitalBridge Group, Inc. | $308,400 | 1.34% | 20,000 | Up ×1 | |||
| TPH Tri Pointe Homes, Inc. Common Stock | $303,745 | 1.32% | 6,500 | Up ×1 | |||
| NATH Nathan's Famous, Inc. - Common Stock | $302,190 | 1.32% | 3,000 | Up ×1 | |||
| ONTF | $299,700 | 1.31% | 37,000 | Up ×1 | |||
| CWAN Clearwater Analytics Holdings, Inc. Class A Common Stock | $295,625 | 1.29% | 12,500 | Up ×1 | |||
| FOLD Amicus Therapeutics, Inc. - Common Stock | $289,200 | 1.26% | 20,000 | Up ×1 | |||
| No matches | |||||||
Biggest new bets
New positions opened this quarter, largest first.
| Security | Value | Shares | % of portfolio |
|---|---|---|---|
| WBD | $1,867,280 | 68,000 | 8.13% |
| EA | $1,427,090 | 7,000 | 6.22% |
| GTLS | $1,137,125 | 5,500 | 4.95% |
| HOLX | $1,058,260 | 14,000 | 4.61% |
| JHG | $882,023 | 17,170 | 3.84% |
| ACLX | $459,280 | 4,000 | 2.00% |
| AES | $422,700 | 30,000 | 1.84% |
| SEE | $420,500 | 10,000 | 1.83% |
| UNF | $402,544 | 1,600 | 1.75% |
| APLS | $321,840 | 8,000 | 1.40% |
| IMXI | $316,000 | 20,000 | 1.38% |
| DBRG | $308,400 | 20,000 | 1.34% |
| TPH | $303,745 | 6,500 | 1.32% |
| NATH | $302,190 | 3,000 | 1.32% |
| ONTF | $299,700 | 37,000 | 1.31% |
Top movers (QoQ)
Exited positions
Includes corporate events (mergers, delistings) — not all exits are sells
Closed positions reflect 13F reporting changes; for index managers these are often mechanical (delisting, M&A, index rebalancing), not active decisions.
| Security | Quarter | Shares before | Value before | Price since exit |
|---|---|---|---|---|
| EDR | March 31, 2025 | 3,033,184 | $35,598,132 | No longer tracked |
| X | June 30, 2025 | 1,930,538 | $18,025,496 | No longer tracked |
| JNPR | Sept. 30, 2025 | 1,232,781 | $8,891,652 | No longer tracked |
| GMS | Sept. 30, 2025 | 64,988 | $7,067,445 | No longer tracked |
| NETD | June 30, 2025 | 464,175 | $5,082,716 | No longer tracked |
| HCP | March 31, 2025 | 142,112 | $4,861,652 | No longer tracked |
| SUM | March 31, 2025 | 92,796 | $4,695,478 | No longer tracked |
| SPR | Dec. 31, 2025 | 120,458 | $4,649,679 | No longer tracked |
| K | Dec. 31, 2025 | 51,681 | $4,238,876 | No longer tracked |
| GTLS | Dec. 31, 2025 | 20,628 | $4,128,694 | No longer tracked |
| CCIX | March 31, 2026 | 380,000 | $4,039,400 | No longer tracked |
| CCIR | Sept. 30, 2025 | 364,557 | $3,999,190 | No longer tracked |
| SIRI | March 31, 2025 | 860,023 | $3,657,644 | 27.8% |
| SKX | Sept. 30, 2025 | 55,703 | $3,514,859 | No longer tracked |
| ZUO | March 31, 2025 | 349,259 | $3,464,649 | No longer tracked |
| MTTR | March 31, 2025 | 668,411 | $3,168,268 | No longer tracked |
| CTLP | Dec. 31, 2025 | 288,692 | $3,051,474 | No longer tracked |
| RDUS | Sept. 30, 2025 | 92,917 | $2,758,706 | No longer tracked |
| SAGE | Sept. 30, 2025 | 297,040 | $2,709,005 | No longer tracked |
| RNW | Sept. 30, 2025 | 389,770 | $2,693,311 | -11.4% |
| ALTM | March 31, 2025 | 1,225,321 | $2,618,973 | No longer tracked |
| LGTY | June 30, 2025 | 171,784 | $2,449,640 | No longer tracked |
| TXNM | Dec. 31, 2025 | 43,043 | $2,434,082 | -2.5% |
| BRR | Dec. 31, 2025 | 219,401 | $2,220,338 | -32.3% |
| TGNA | Dec. 31, 2025 | 95,938 | $1,950,420 | No longer tracked |
| AAPL | Dec. 31, 2025 | 7,213 | $1,836,646 | 13.3% |
| TACO | Dec. 31, 2025 | 172,148 | $1,790,339 | 3.1% |
| ALE | Sept. 30, 2025 | 27,837 | $1,783,517 | No longer tracked |
| GENI | Dec. 31, 2025 | 137,748 | $1,705,320 | -28.9% |
| CYBR | Dec. 31, 2025 | 3,444 | $1,663,969 | No longer tracked |
| MAG | Sept. 30, 2025 | 78,000 | $1,648,140 | No longer tracked |
| ANSS | Sept. 30, 2025 | 4,629 | $1,625,797 | No longer tracked |
| CCRN | Dec. 31, 2025 | 111,908 | $1,589,094 | No longer tracked |
| HONE | Dec. 31, 2025 | 114,222 | $1,553,419 | No longer tracked |
| BACQ | March 31, 2026 | 144,322 | $1,547,132 | No longer tracked |
| ALTR | March 31, 2025 | 13,800 | $1,505,718 | No longer tracked |
| GOOGL | Dec. 31, 2025 | 6,170 | $1,499,927 | 9.3% |
| ENFN | June 30, 2025 | 132,000 | $1,471,800 | No longer tracked |
| HEES | June 30, 2025 | 15,500 | $1,469,245 | No longer tracked |
| SPTN | Sept. 30, 2025 | 55,000 | $1,456,950 | No longer tracked |
| ITCI | June 30, 2025 | 11,000 | $1,451,120 | No longer tracked |
| FARO | Sept. 30, 2025 | 33,000 | $1,449,360 | No longer tracked |
| NVRO | June 30, 2025 | 248,000 | $1,448,320 | No longer tracked |
| PLYA | June 30, 2025 | 107,000 | $1,426,310 | No longer tracked |
| HBI | Dec. 31, 2025 | 216,081 | $1,423,974 | No longer tracked |
| FNA | June 30, 2025 | 109,000 | $1,423,540 | No longer tracked |
| FYBR | Dec. 31, 2025 | 38,025 | $1,420,234 | No longer tracked |
| USAP | March 31, 2025 | 32,000 | $1,408,960 | No longer tracked |
| VBTX | Dec. 31, 2025 | 41,733 | $1,399,307 | No longer tracked |
| PBPB | Dec. 31, 2025 | 81,610 | $1,390,634 | No longer tracked |
| SRDX | Dec. 31, 2025 | 146,317 | $1,384,415 | No longer tracked |
| BECN | June 30, 2025 | 11,140 | $1,378,018 | No longer tracked |
| STAA | Dec. 31, 2025 | 51,006 | $1,370,531 | 0.5% |
| FL | Sept. 30, 2025 | 55,701 | $1,364,674 | No longer tracked |
| PRA | Dec. 31, 2025 | 56,589 | $1,357,570 | No longer tracked |
| STR | Sept. 30, 2025 | 73,000 | $1,341,740 | No longer tracked |
| VMEO | Dec. 31, 2025 | 172,187 | $1,334,449 | No longer tracked |
| WNS | Dec. 31, 2025 | 17,233 | $1,314,361 | No longer tracked |
| BRY | Dec. 31, 2025 | 344,986 | $1,304,047 | No longer tracked |
| IMXI | Dec. 31, 2025 | 91,811 | $1,282,600 | -8.6% |
| DESP | June 30, 2025 | 64,980 | $1,220,974 | No longer tracked |
| HES | Sept. 30, 2025 | 8,500 | $1,177,590 | No longer tracked |
| CCRD | Dec. 31, 2025 | 43,047 | $1,158,825 | No longer tracked |
| CCIIU | Dec. 31, 2025 | 111,925 | $1,150,589 | 1.4% |
| MTAL | Sept. 30, 2025 | 93,935 | $1,135,674 | |
| ANSC | Dec. 31, 2025 | 103,312 | $1,127,134 | No longer tracked |
| ALF | Dec. 31, 2025 | 103,312 | $1,089,942 | 2.0% |
| JACS | Dec. 31, 2025 | 103,311 | $1,072,368 | 3.1% |
| PLMK | Dec. 31, 2025 | 103,313 | $1,066,190 | 2.3% |
| CAEP | Dec. 31, 2025 | 103,312 | $1,066,180 | No longer tracked |
| DRDB | Dec. 31, 2025 | 103,313 | $1,066,087 | 1.8% |
| GSRT | Sept. 30, 2025 | 97,535 | $1,052,403 | No longer tracked |
| AACT | Sept. 30, 2025 | 92,834 | $1,051,809 | No longer tracked |
| BPMC | Sept. 30, 2025 | 7,600 | $974,168 | No longer tracked |
| CMRX | June 30, 2025 | 113,000 | $961,630 | No longer tracked |
| TSVT | June 30, 2025 | 191,000 | $943,540 | No longer tracked |
| GTERU | Dec. 31, 2025 | 92,739 | $943,156 | 1.9% |
| VRNA | Dec. 31, 2025 | 8,816 | $940,755 | No longer tracked |
| SWTX | Sept. 30, 2025 | 20,000 | $939,800 | No longer tracked |
| TRML | Dec. 31, 2025 | 19,471 | $931,298 | No longer tracked |
| IONQWS | Dec. 31, 2025 | 18,482 | $917,999 | No longer tracked |
| MRUS | Dec. 31, 2025 | 9,737 | $916,739 | No longer tracked |
| PYCR | June 30, 2025 | 40,434 | $907,339 | No longer tracked |
| INACU | Dec. 31, 2025 | 86,094 | $870,410 | 2.0% |
| NMPAU | Dec. 31, 2025 | 86,094 | $870,410 | 1.8% |
| AXINU | Dec. 31, 2025 | 86,094 | $869,549 | 4.0% |
| CHX | Sept. 30, 2025 | 34,909 | $867,140 | No longer tracked |
| CLBR | Sept. 30, 2025 | 55,689 | $860,952 | |
| DNB | Sept. 30, 2025 | 92,834 | $843,861 | No longer tracked |
| CCCXU | Dec. 31, 2025 | 60,265 | $815,385 | No longer tracked |
| AGS | June 30, 2025 | 65,000 | $787,150 | No longer tracked |
| BALY | March 31, 2025 | 43,000 | $769,270 | -17.2% |
| EVRI | June 30, 2025 | 56,000 | $765,520 | No longer tracked |
| B | March 31, 2025 | 15,500 | $732,530 | 142.8% |
| SMAR | March 31, 2025 | 13,000 | $728,390 | No longer tracked |
| WSC | Dec. 31, 2025 | 120,151 | $727,261 | 17.7% |
| CEPT | Dec. 31, 2025 | 68,864 | $723,761 | No longer tracked |
| WBA | Sept. 30, 2025 | 63,000 | $723,240 | No longer tracked |
| MACI | Dec. 31, 2025 | 68,874 | $723,177 | 3.3% |
| JWN | June 30, 2025 | 29,500 | $721,275 | No longer tracked |
| TGI | Sept. 30, 2025 | 28,000 | $721,000 | No longer tracked |
| PDCO | June 30, 2025 | 23,000 | $718,520 | No longer tracked |
| AMPS | June 30, 2025 | 145,000 | $717,750 | No longer tracked |
| AL | Dec. 31, 2025 | 11,147 | $709,507 | No longer tracked |
| ATSG | June 30, 2025 | 31,500 | $706,860 | No longer tracked |
| EA | Dec. 31, 2025 | 3,503 | $706,555 | No longer tracked |
| DAY | Dec. 31, 2025 | 10,201 | $702,747 | No longer tracked |
| PRO | Dec. 31, 2025 | 30,604 | $701,138 | No longer tracked |
| PHLT | Dec. 31, 2025 | 90,420 | $698,947 | No longer tracked |
| ODP | Dec. 31, 2025 | 25,040 | $697,364 | No longer tracked |
| PINC | Dec. 31, 2025 | 25,041 | $696,140 | No longer tracked |
| BCARU | Dec. 31, 2025 | 69,553 | $695,530 | -47.1% |
| VRNT | Dec. 31, 2025 | 34,314 | $694,858 | No longer tracked |
| ROIC | March 31, 2025 | 40,000 | $694,400 | No longer tracked |
| LWACU | Dec. 31, 2025 | 68,875 | $692,194 | 1.6% |
| CDMO | March 31, 2025 | 56,000 | $691,600 | No longer tracked |
| OBAWU | Dec. 31, 2025 | 68,873 | $691,485 | 1.5% |
| PGRE | Dec. 31, 2025 | 105,721 | $691,415 | No longer tracked |
| SHCO | Dec. 31, 2025 | 77,901 | $689,424 | No longer tracked |
| WOW | Dec. 31, 2025 | 133,544 | $689,087 | No longer tracked |
| SPNS | Dec. 31, 2025 | 15,765 | $677,895 | No longer tracked |
| GES | Dec. 31, 2025 | 40,464 | $676,153 | No longer tracked |
| MLNK | Dec. 31, 2025 | 33,850 | $674,630 | No longer tracked |
| AVDX | Dec. 31, 2025 | 66,806 | $664,720 | No longer tracked |
| SKGR | March 31, 2025 | 55,701 | $647,518 | No longer tracked |
| BASE | Sept. 30, 2025 | 25,994 | $633,734 | No longer tracked |
| CGCTU | Dec. 31, 2025 | 61,845 | $628,964 | No longer tracked |
| AITR | June 30, 2025 | 55,701 | $611,040 | No longer tracked |
| KVUE | Sept. 30, 2025 | 27,500 | $575,575 | 16.7% |
| EGRVF | March 31, 2025 | 46,418 | $551,446 | No longer tracked |
| BAYA | June 30, 2025 | 50,000 | $544,500 | No longer tracked |
| SPEGU | Dec. 31, 2025 | 51,718 | $525,972 | 1.7% |
| SIMA | Dec. 31, 2025 | 46,370 | $488,740 | 3.3% |
| KCHVU | Dec. 31, 2025 | 46,370 | $474,829 | 4.5% |
| HTZ | Dec. 31, 2025 | 64,915 | $441,422 | -58.2% |
| OAKU | Sept. 30, 2025 | 37,134 | $434,468 | No longer tracked |
| DIS | Dec. 31, 2025 | 3,640 | $416,780 | -5.8% |
| IP | Dec. 31, 2025 | 8,608 | $399,411 | 3.8% |
| VSTS | Dec. 31, 2025 | 142,304 | $393,675 | 90.3% |
| HCMAU | Dec. 31, 2025 | 32,459 | $334,652 | 1.8% |
| IONQ | Dec. 31, 2025 | 4,739 | $291,448 | -5.3% |
| SAIL | June 30, 2025 | 15,000 | $281,250 | -21.0% |
| FIGXU | Dec. 31, 2025 | 25,828 | $260,346 | 1.7% |
| MCGAU | Dec. 31, 2025 | 23,185 | $256,194 | 1.5% |
| APADU | Dec. 31, 2025 | 23,185 | $231,386 | No longer tracked |
| PL | Sept. 30, 2025 | 37,133 | $226,511 | 73.7% |
| MX | Dec. 31, 2025 | 68,876 | $215,582 | 30.2% |
| GRNT | March 31, 2025 | 29,554 | $190,919 | -15.6% |
| HTZWW | Dec. 31, 2025 | 28,542 | $106,176 | |
| NXDR | Dec. 31, 2025 | 34,437 | $71,973 | 12.9% |
| PSNYW | Sept. 30, 2025 | 399,191 | $57,523 | |
| AACTWS | Sept. 30, 2025 | 27,850 | $30,635 | No longer tracked |
| GGROW | Dec. 31, 2025 | 12,913 | $285 | |
| AMED | June 30, 2025 | 200,000 | $0 | No longer tracked |
| CORZ | Sept. 30, 2025 | 200,000 | $0 | 6.3% |
| EFA | Sept. 30, 2025 | 14,700 | $0 | No longer tracked |
| FWRD | Dec. 31, 2025 | 52,700 | $0 | -25.9% |
| GXO | March 31, 2025 | 180,300 | $0 | 17.4% |
| IWM | Sept. 30, 2025 | 19,000 | $0 | No longer tracked |
| TLT | Dec. 31, 2025 | 68,900 | $0 |