Boxer Capital Management, LLC

All Holdings — 2025 Q4

AI Portfolio Summary
In 2025 Q4, Boxer Capital Management, LLC maintained a portfolio of 49 distinct positions. The most significant new addition to the portfolio was TERNS PHARMACEUTICAL, which now represents 3.32% of the total fund value. They heavily accumulated shares in TANGO THERAPEUTICS I, increasing their position by 11.3%. Conversely, Boxer Capital Management, LLC completely exited their position in MERUS N V.
PCA Score Concentration Risk
Risk ENB
Total Positions
49
Quarter
2025 Q4
Top Holding
TNGX (21.1%)
Top 10 Concentration
62.1%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
1-25 of 49
Stock History Sector / Type Port % Prev % Rank / Prev Conviction Change % Change Influence Shares Mkt Value Avg Cost Price Held 1st Owned Source Source Date Date Reported
TNGX
TANGO THERAPEUT...
Unknown 21.09% 26.16% #1
Prev: #1
10.0 1,104,734 11.3%
P
S
10,876,219 $96,363,300 2024 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
RVMD
REVOLUTION MEDI...
Unknown 6.97% 5.95% #2 1
Prev: #3
2.8 no change no change
P
S
400,000 $31,860,000 2024 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
KOD
KODIAK SCIENCES...
Unknown 6.95% 3.91% #3 2
Prev: #5
4.9 386,000 51.5%
P
S
1,136,000 $31,762,560 2024 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
KYMR
KYMERA THERAPEU...
Unknown 5.60% 5.76% #4
Prev: #4
4.3 10,000 3.1%
P
S
329,100 $25,607,271 2024 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
CELC
CELCUITY INC
Unknown 4.91% 1.42% #5 13
Prev: #18
4.3 135,000 150.0%
P
S
225,000 $22,441,500 2025 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
ABVX
ABIVAX SA
Unknown 3.69% 3.25% #6 5
Prev: #11
3.5 5,000 4.2%
P
S
125,000 $16,856,875 2025 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
PTCT
PTC THERAPEUTIC...
Unknown 3.33% 3.91% #7 1
Prev: #6
1.3 no change no change
P
S
200,000 $15,192,000 2025 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
TERN
TERNS PHARMACEU...
Unknown 3.32% #8
Prev: #—
3.3 375,000 no change
NEW
375,000 $15,150,000 2024 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
PTGX
PROTAGONIST THE...
Unknown 3.25% 2.33% #9 3
Prev: #12
3.5 60,000 54.5%
P
S
170,000 $14,847,800 2025 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
PRAX
PRAXIS PRECISIO...
Unknown 3.00% #10
Prev: #—
3.2 46,457 no change
NEW
46,457 $13,692,736 2025 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
URGN
UROGEN PHARMA L...
Unknown 2.56% 3.66% #11 3
Prev: #8
1.1 -75,000 -13.0%
P
S
500,000 $11,710,000 2025 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
CDTX
CIDARA THERAPEU...
Unknown 2.56% 1.47% #12 5
Prev: #17
3.1 5,000 10.4%
P
S
53,000 $11,707,170 2025 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
PALI
PALISADE BIO IN...
Unknown 2.47% #13
Prev: #—
3.0 4,799,875 no change
NEW
4,799,875 $11,279,706 2025 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
AMLX
AMYLYX PHARMACE...
Unknown 2.12% 3.90% #14 7
Prev: #7
0.9 -100,000 -11.1%
P
S
800,000 $9,664,000 2024 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
SRZN
SURROZEN INC
Unknown 2.06% #15
Prev: #—
2.8 416,150 no change
NEW
416,150 $9,404,990 2025 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
CAPR
CAPRICOR THERAP...
Unknown 2.05% #16
Prev: #—
2.8 325,000 no change
NEW
325,000 $9,379,500 2025 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
MNMD
MIND MEDICINE M...
Unknown 1.75% 0.61% #17 7
Prev: #24
3.0 435,000 266.1%
P
S
598,500 $8,013,915 2025 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
COGT
COGENT BIOSCIEN...
Unknown 1.75% #18
Prev: #—
2.7 225,000 no change
NEW
225,000 $7,992,000 2025 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
REPL
REPLIMUNE GROUP...
Unknown 1.60% 1.40% #19
Prev: #19
0.7 -300,000 -28.6%
P
S
750,000 $7,290,000 2024 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
QURE
UNIQURE NV
Unknown 1.52% 14.88% #20 18
Prev: #2
0.8 -510,000 -63.7%
P
S
290,000 $6,939,700 2024 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
CYTK
CYTOKINETICS IN...
Unknown 1.39% 3.50% #21 11
Prev: #10
0.7 -100,000 -50.0%
P
S
100,000 $6,354,000 2025 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
CYBN
CYBIN INC
Unknown 1.28% #22
Prev: #—
2.5 715,000 no change
NEW
715,000 $5,848,700 2025 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
PGEN
PRECIGEN INC
Unknown 1.26% 0.89% #23 1
Prev: #22
2.7 525,000 61.8%
P
S
1,375,000 $5,747,500 2025 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
CTNM
CONTINEUM THERA...
Unknown 1.24% #24
Prev: #—
2.5 494,000 no change
NEW
494,000 $5,646,420 2025 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
N/A
CRESCENT BIOPHA...
Unknown 1.18% 1.72% #25 11
Prev: #14
0.5 no change no change
P
S
453,686 $5,380,716 13F Filing 2025-12-31 2026-02-14 (Est.)
MRUS
MERUS N V
Unknown 0.00% 3.60%
Sold All 😨
(Was: #9)
0.3 -120,000 -100.0%
CLOSED
$— 2024 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
NKTR
NEKTAR THERAPEU...
Unknown 0.00% 2.27%
Sold All 😨
(Was: #13)
0.3 -125,000 -100.0%
CLOSED
$— 2025 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
DNLI
DENALI THERAPEU...
Unknown 0.00% 1.16%
Sold All 😨
(Was: #21)
0.3 -250,000 -100.0%
CLOSED
$— 2025 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
TIL
INSTIL BIO INC
Unknown 0.00% 0.35%
Sold All 😨
(Was: #31)
0.3 -60,700 -100.0%
CLOSED
$— 2024 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
Showing 1-25 of 49 holdings

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