Jim Simons Renaissance Technologies
Jim Simons is the founder of Renaissance Technologies, one of the most successful quantitative hedge funds in the world. Before his career in finance, he served as a mathematics professor and made significant contributions to differential geometry. Simons applied his analytical expertise to develop sophisticated, algorithm-driven trading strategies, earning consistently high returns for investors.
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Broadcom
AVGO
|
+$513M |
| 2 |
Alphabet (Google) Class A
GOOGL
|
+$412M |
| 3 |
Meta Platforms (Facebook)
META
|
+$354M |
| 4 |
ServiceNow
NOW
|
+$262M |
| 5 |
American Airlines Group
AAL
|
+$259M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Palantir
PLTR
|
+$571M |
| 2 |
Apple
AAPL
|
+$571M |
| 3 |
Netflix
NFLX
|
+$388M |
| 4 |
NVIDIA
NVDA
|
+$313M |
| 5 |
TSMC
TSM
|
+$211M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 17.32% |
| 2 | Healthcare | 15.28% |
| 3 | Consumer Discretionary | 11.85% |
| 4 | Financials | 11.11% |
| 5 | Industrials | 8.48% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
2451
Columbus McKinnon
CMCO
$556M
| $970K | ﹤0.01% |
+57,285
| New | +$1.49M |
|
|
TIXT
2452
DELISTED
TELUS International
TIXT
| $967K | ﹤0.01% |
359,400
-143,400
| -29% | -$479K |
|
2453
First Bank
FRBA
$471M
| $958K | ﹤0.01% |
64,656
-100
| -0.2% | -$1.47K |
|
|
ATXS
2454
DELISTED
Astria Therapeutics
ATXS
| $957K | ﹤0.01% |
+179,161
| New | +$1.25M |
|
2455
RGC Resources
RGCO
$224M
| $954K | ﹤0.01% |
45,733
+700
| +2% | +$14.4K |
|
2456
iShares Expanded Tech Sector ETF
IGM
$10.9B
| $952K | ﹤0.01% |
10,500
-2,600
| -20% | -$263K |
|
2457
Lyell Immunopharma
LYEL
$342M
| $951K | ﹤0.01% |
88,425
+7,818
| +10% | +$95.8K |
|
2458
Citizens
CIA
$201M
| $950K | ﹤0.01% |
208,894
-6,400
| -3% | -$30.8K |
|
2459
State Street Technology Select Sector SPDR ETF
XLK
$124B
| $950K | ﹤0.01% |
+9,200
| New | +$1.04M |
|
2460
Butterfly Network
BFLY
$2.35B
| $949K | ﹤0.01% |
416,200
-584,900
| -58% | -$2.09M |
|
2461
Flywire
FLYW
$2.29B
| $948K | ﹤0.01% |
99,789
-154,611
| -61% | -$2.43M |
|
2462
Nerdy
NRDY
$90.4M
| $944K | ﹤0.01% |
665,112
-254,329
| -28% | -$428K |
|
|
AC
2463
DELISTED
Associated Capital Group
AC
| $943K | ﹤0.01% |
24,600
| – | – |
|
|
TSE
2464
DELISTED
Trinseo
TSE
| $942K | ﹤0.01% |
255,900
+26,600
| +12% | +$121K |
|
|
ORGN
2465
DELISTED
Origin Materials
ORGN
| $942K | ﹤0.01% |
47,300
+8,860
| +23% | +$244K |
|
2466
Ampco-Pittsburgh
AP
$194M
| $939K | ﹤0.01% |
432,719
-3,900
| -0.9% | -$8.61K |
|
2467
AstroNova
ALOT
$227M
| $929K | ﹤0.01% |
101,142
-5,300
| -5% | -$58.9K |
|
2468
Hennessy Advisors
HNNA
$79.3M
| $929K | ﹤0.01% |
93,288
+2,500
| +3% | +$29K |
|
2469
Arvinas
ARVN
$587M
| $929K | ﹤0.01% |
132,300
+63,400
| +92% | +$993K |
|
2470
GrafTech
EAF
$199M
| $928K | ﹤0.01% |
+106,140
| New | +$1.38M |
|
|
COE
2471
51Talk Online Education Group
COE
$118M
| $923K | ﹤0.01% |
45,175
-1,700
| -4% | -$34.5K |
|
2472
Avantis International Equity ETF
AVDE
$18.8B
| $921K | ﹤0.01% |
+13,900
| New | +$904K |
|
2473
Red River Bancshares
RRBI
$676M
| $919K | ﹤0.01% |
17,800
+2,900
| +19% | +$157K |
|
2474
DocGo
DCGO
$65.9M
| $916K | ﹤0.01% |
347,035
-3,565
| -1% | -$14.3K |
|
2475
Bausch + Lomb
BLCO
$6.09B
| $914K | ﹤0.01% |
63,000
+42,400
| +206% | +$697K |
|
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Jim Simons's Q1 2025 Portfolio in Review
As of Q1 2025, Jim Simons held 3,989 positions worth $66.1B, down 2.2% from $67.6B the previous quarter. Its ten largest holdings account for 11% of the portfolio.
Jim Simons's Q1 2025 filing shows 456 new, 1,472 increased, 1,441 reduced and 583 closed positions. Its largest new stake was ServiceNow: 1,361,505 shares worth $217M. The largest sale was Palantir, an estimated $571M.
By sector, the portfolio is most concentrated in Technology at 17% of assets, down from 21% a quarter earlier, followed by Healthcare and Consumer Discretionary.
- Jim Simons's largest Q1 2025 buy was ServiceNow: 1,361,505 shares worth $217M.
- Jim Simons added most to Broadcom in Q1 2025, an estimated $513M increase.
- Jim Simons's biggest Q1 2025 reduction was Palantir, cutting an estimated $571M.
- Jim Simons fully exited Nike in Q1 2025, selling an estimated $197M.
- Jim Simons's ten largest holdings make up 11% of its $66.1B portfolio in Q1 2025.
- Jim Simons opened 456 new positions and closed 583 in Q1 2025.
- Jim Simons's portfolio value fell 2.2% quarter-over-quarter to $66.1B.
Based on Renaissance Technologies's 13F filing for Q1 2025, filed 14 May 2025.