ABRAMS BISON INVESTMENTS, LLC 13F: Quarter-over-Quarter Portfolio Changes
ABRAMS BISON INVESTMENTS, LLC reported a disclosed portfolio value of approximately $2.3 billion in its latest SEC Form 13F-HR filing for Q1 2026, up 71.3% quarter on quarter. Over the quarter, the fund initiated 2 new positions, bought more shares in 4 holdings, trimmed 2 holdings, and exited 1 position.
ABRAMS BISON INVESTMENTS, LLC's top buy was a new stake in Sunbelt Rentals Holdings INC (SUNB) , equal to 35.4% of the disclosed portfolio. Its top sell was Applied Matls INC (AMAT) . The fund sold 21.1% of its previously reported shares, reducing the position's portfolio weight by 6.6 percentage points.
New PositionsQ1 2026
Securities disclosed for the first time in Q1 2026 that were not present in the prior 13F-HR filing.
| Company | Ticker | Initial Portfolio Weight | History |
|---|---|---|---|
| SUNBELT RENTALS HOLDINGS INC | SUNB | 35.4% | History → |
| BRIGHT HORIZONS FAM SOL IN D | BFAM | 5.0% | History → |
Top BuysQ1 2026
The fund's top buys among existing positions in Q1 2026. Ranked by portfolio-weight impact, with the percentage of additional shares shown separately.
| Company | Ticker | Portfolio Weight Change | More Shares | History |
|---|---|---|---|---|
| URBAN OUTFITTERS INC | URBN | +-3.3% | +31.8% | History → |
| SHARKNINJA INC | SN | +-3.6% | +16.9% | History → |
| TELEFLEX INCORPORATED | TFX | +-3.6% | +3.2% | History → |
| TD SYNNEX CORPORATION | SNX | +-9.4% | +0.6% | History → |
Top SellsQ1 2026
The fund's top sells among positions it retained in Q1 2026. Ranked by portfolio-weight impact. Full exits are listed separately.
| Company | Ticker | Portfolio Weight Change | Shares Sold | History |
|---|---|---|---|---|
| APPLIED MATLS INC | AMAT | -6.6% | 21.1% | History → |
| CAPITAL ONE FINL CORP | COF | -5.3% | 11.3% | History → |
Full ExitsQ1 2026
Positions present in the prior 13F-HR filing that no longer appear in Q1 2026.
| Company | Ticker | Last-Reported Portfolio Weight |
|---|---|---|
| HCA HEALTHCARE INC | HCA | 5.7% |
Net Portfolio Value ChangeQ1 2026
- $1.3BPrior quarter
- $2.3BCurrent quarter
- +$1.0BNet delta
- +71.3%% change
Methodology & FAQ
How ABRAMS BISON INVESTMENTS, LLC Quarterly Changes Are Computed
All deltas are sourced from sequential SEC Form 13F-HR filings for ABRAMS BISON INVESTMENTS, LLC: each row joins the most recent filing against the immediately preceding quarterly filing for the same fund. Share-count changes reflect reported trading activity, while portfolio weights can also move because of market price changes. Portfolio weights are normalized to exclude listed options for comparability. A complete description — including how confidential treatment filings are handled — is documented in the Methodology.
What stocks did ABRAMS BISON INVESTMENTS, LLC buy in Q1 2026?
In Q1 2026, ABRAMS BISON INVESTMENTS, LLC initiated 2 new positions (SUNBELT RENTALS HOLDINGS INC (SUNB), BRIGHT HORIZONS FAM SOL IN D (BFAM)); bought more shares of URBAN OUTFITTERS INC (URBN), SHARKNINJA INC (SN), TELEFLEX INCORPORATED (TFX), TD SYNNEX CORPORATION (SNX).
What stocks did ABRAMS BISON INVESTMENTS, LLC sell in Q1 2026?
In Q1 2026, ABRAMS BISON INVESTMENTS, LLC fully sold 1 position (HCA HEALTHCARE INC (HCA)); reduced holdings in APPLIED MATLS INC (AMAT), CAPITAL ONE FINL CORP (COF).
Which positions did ABRAMS BISON INVESTMENTS, LLC initiate in Q1 2026?
ABRAMS BISON INVESTMENTS, LLC established 2 new positions in Q1 2026: SUNBELT RENTALS HOLDINGS INC (SUNB, 35.4%), BRIGHT HORIZONS FAM SOL IN D (BFAM, 5.0%).
Which existing positions saw the largest allocation increases for ABRAMS BISON INVESTMENTS, LLC in Q1 2026?
Of 4 existing positions with share-count increases in Q1 2026, the largest were: URBAN OUTFITTERS INC (URBN, +-3.3% weight, +31.8% shares), SHARKNINJA INC (SN, +-3.6% weight, +16.9% shares), TELEFLEX INCORPORATED (TFX, +-3.6% weight, +3.2% shares), TD SYNNEX CORPORATION (SNX, +-9.4% weight, +0.6% shares).
Which positions did ABRAMS BISON INVESTMENTS, LLC fully exit in Q1 2026?
ABRAMS BISON INVESTMENTS, LLC fully exited 1 position in Q1 2026: HCA HEALTHCARE INC (HCA, last-reported weight 5.7%).
Which existing positions saw the largest allocation reductions for ABRAMS BISON INVESTMENTS, LLC in Q1 2026?
Of 2 existing positions with share-count reductions in Q1 2026, the largest were: APPLIED MATLS INC (AMAT, -6.6% weight, -21.1% shares), CAPITAL ONE FINL CORP (COF, -5.3% weight, -11.3% shares).
Do quarter-over-quarter 13F allocation changes constitute explicit trading signals?
No. Quarter-over-quarter changes reflect a combination of active trading and market price movement. A weight increase can result from price appreciation alone, without the manager adding shares. Share-count delta is the cleaner indicator of explicit trading activity. All deltas on this page are sourced from sequential SEC Form 13F-HR filings.