13F
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Rubric Capital Management LP

13F equity value
$8.2B
Positions
82
Top 10 concentration
52.3%
Quarters / total new picks
31 / 240
13F equity value over time
$0M$4B$8B2017201820192020202120222023202420252026

"13F equity value" = market value of this filer's US-listed long equity positions only. It excludes cash, bonds, non-US and short positions, so it understates a fund's true assets under management — often by a lot.

Not significant Verdict

13F holdings are disclosed ~45 days after quarter-end, and they never reveal when within the quarter a fund actually bought. So any 13F-based summary is structurally late and blurred — this applies to every fund, including this one.

We backtested copying it anyway. Buying this fund's new positions the day each filing went public, over 31 quarters, returned +3.7% per quarter — versus +3.1% per quarter from simply owning every 13F stock. It beat that baseline in only 45.2% of quarters (excess t = -0.65, not statistically significant). Its filings tell you what it bought — not what you should buy.

Avg 2Q excess
-2.3%
t-stat
-0.65
Quarterly win rate
45%
Annualized excess
+0.2%
$1 → follow vs universe
$2.29 vs $2.25
Cumulative return: $1 invested in new picks vs universe
1.00 20180331: universe 1.04120180630: universe 0.95920180930: universe 1.00320181231: universe 0.99220190331: universe 0.97520190630: universe 1.04820190930: universe 1.12720191231: universe 0.90920200331: universe 1.09620200630: universe 1.21120200930: universe 1.48520201231: universe 1.55320210331: universe 1.56620210630: universe 1.69220210930: universe 1.51920211231: universe 1.29220220331: universe 1.38720220930: universe 1.49020221231: universe 1.38420230331: universe 1.45920230630: universe 1.40620230930: universe 1.59620231231: universe 1.66820240331: universe 1.70520240630: universe 1.86020240930: universe 1.84420241231: universe 1.72120250331: universe 1.87620250630: universe 1.93520250930: universe 2.17620251231: universe 2.251 20180331: follow 0.98720180630: follow 0.69520180930: follow 0.72420181231: follow 0.63820190331: follow 0.61320190630: follow 0.79020190930: follow 0.94320191231: follow 1.00520200331: follow 1.01820200630: follow 1.14720200930: follow 1.30020201231: follow 1.52020210331: follow 1.39220210630: follow 1.88720210930: follow 1.73720211231: follow 1.38820220331: follow 1.57220220930: follow 1.72820221231: follow 1.71720230331: follow 1.75020230630: follow 1.78820230930: follow 2.26020231231: follow 2.14720240331: follow 2.35820240630: follow 2.38620240930: follow 2.27720241231: follow 1.82620250331: follow 1.89820250630: follow 1.95520250930: follow 2.28520251231: follow 2.289 0.56 1.57 2.58 20182019202020212022202320242025 Follow Universe

Quarterly compounding, invested quarters only · entry 47 days after quarter-end (when 13F data becomes public)

Listed as facts. See the verdict above before treating this as signal.

Top 20 holdings of 82 · 2026 Q1

Ticker Value Weight QoQ
TLN $1.1B
14.1%
HOLD
FTAI $631M
7.7%
TRIM
GLNG $497M
6.1%
HOLD
TEVA $459M
5.6%
TRIM
VTRS $453M
5.5%
ADD
TAC $233M
2.9%
HOLD
BGC $228M
2.8%
ADD
VST $225M
2.8%
TRIM
CEG $200M
2.5%
ADD
ARQT $195M
2.4%
HOLD
MCY $190M
2.3%
ADD
KNSA $181M
2.2%
ADD
ZYME $175M
2.1%
ADD
AKAM $149M
1.8%
ADD
LBTYA $142M
1.7%
ADD
ROIV $139M
1.7%
TRIM
AMRX $137M
1.7%
TRIM
LILA $136M
1.7%
ADD
DK $121M
1.5%
HOLD
CMPR $119M
1.5%
ADD

QoQ vs previous quarter's share count · NEW = new position · ADD/TRIM = ±2% shares · HOLD = unchanged.

Listed as facts. See the verdict above before treating this as signal.

New positions in 2026 Q1

Method & Limitations

Method: a "new position" = held this quarter, absent last quarter (options excluded; stocks with <50 prior holders excluded to filter spin-off artifacts). Entry 47 days after quarter-end — the first day the public could act on the filing. Benchmark = equal-weighted universe of all 13F-held stocks. Limitations: quarterly snapshots can't see intra-quarter trades; survivorship bias — funds that shut down are absent, which flatters the sample. Statistics, not advice.