Jane Street’s Comfort Systems FIX Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $4.78M | Buy |
3,463
+706
| +26% | +$896K | ﹤0.01% | 3590 |
|
|
2025
Q4 | $2.57M | Sell |
2,757
-83,744
| -97% | -$77.3M | ﹤0.01% | 4338 |
|
|
2025
Q3 | $71.4M | Buy |
86,501
+54,322
| +169% | +$36.8M | 0.01% | 757 |
|
|
2025
Q2 | $17.3M | Sell |
32,179
-12,231
| -28% | -$5.33M | ﹤0.01% | 1589 |
|
|
2025
Q1 | $14.3M | Sell |
44,410
-8,224
| -16% | -$3.32M | ﹤0.01% | 1588 |
|
|
2024
Q4 | $22.3M | Sell |
52,634
-36,563
| -41% | -$16.1M | ﹤0.01% | 1182 |
|
|
2024
Q3 | $34.8M | Sell |
89,197
-175,308
| -66% | -$57.7M | 0.01% | 877 |
|
|
2024
Q2 | $80.4M | Buy |
264,505
+251,567
| +1,944% | +$80M | 0.02% | 476 |
|
|
2024
Q1 | $4.11M | Sell |
12,938
-34,587
| -73% | -$8.84M | ﹤0.01% | 2925 |
|
|
2023
Q4 | $9.77M | Buy |
47,525
+33,928
| +250% | +$6.27M | ﹤0.01% | 1985 |
|
|
2023
Q3 | $2.32M | Sell |
13,597
-15,780
| -54% | -$2.77M | ﹤0.01% | 3807 |
|
|
2023
Q2 | $4.82M | Buy |
29,377
+9,729
| +50% | +$1.45M | ﹤0.01% | 2790 |
|
|
2023
Q1 | $2.87M | Buy |
19,648
+30
| +0.2% | +$3.89K | ﹤0.01% | 3215 |
|
|
2022
Q4 | $2.26M | Buy |
19,618
+8,996
| +85% | +$1.05M | ﹤0.01% | 3680 |
|
|
2022
Q3 | $1.03M | Buy |
10,622
+2,474
| +30% | +$242K | ﹤0.01% | 5354 |
|
|
2022
Q2 | $678K | Buy |
+8,148
| New | +$701K | ﹤0.01% | 6179 |
|
|
2022
Q1 | – | Sell |
-3,208
| Closed | -$317K | – | 10498 |
|
|
2021
Q4 | $317K | Buy |
3,208
+84
| +3% | +$7.76K | ﹤0.01% | 8063 |
|
|
2021
Q3 | $223K | Sell |
3,124
-31,875
| -91% | -$2.37M | ﹤0.01% | 8692 |
|
|
2021
Q2 | $2.76M | Buy |
34,999
+16,991
| +94% | +$1.38M | ﹤0.01% | 3721 |
|
|
2021
Q1 | $1.35M | Buy |
18,008
+13,541
| +303% | +$865K | ﹤0.01% | 4842 |
|
|
2020
Q4 | $235K | Buy |
+4,467
| New | +$232K | ﹤0.01% | 6747 |
|
|
2019
Q2 | – | Sell |
-6,846
| Closed | -$359K | – | 5307 |
|
|
2019
Q1 | $359K | Buy |
+6,846
| New | +$342K | ﹤0.01% | 4057 |
|
|
2018
Q4 | – | Sell |
-8,307
| Closed | -$469K | – | 5171 |
|
|
2018
Q3 | $469K | Buy |
+8,307
| New | +$445K | ﹤0.01% | 3694 |
|
|
2017
Q4 | – | Sell |
-7,540
| Closed | -$269K | – | 4749 |
|
|
2017
Q3 | $269K | Buy |
+7,540
| New | +$260K | ﹤0.01% | 3812 |
|
|
2016
Q1 | – | Sell |
-14,707
| Closed | -$418K | – | 4236 |
|
|
2015
Q4 | $418K | Sell |
14,707
-6,378
| -30% | -$194K | ﹤0.01% | 2694 |
|
|
2015
Q3 | $575K | Buy |
+21,085
| New | +$565K | ﹤0.01% | 2166 |
|
|
2013
Q3 | – | Sell |
-18,028
| Closed | -$269K | – | 2829 |
|
|
2013
Q2 | $269K | Buy |
+18,028
| New | +$245K | ﹤0.01% | 1983 |
|
Other funds holding FIX
VCM
VPM
Jane Street's FIX Position: Q1 2026 in Review
Jane Street increased its Comfort Systems (FIX) stake by 26% in Q1 2026, buying an estimated $896K and bringing the position to 3,463 shares worth $4.78M. The position accounts for ﹤0.01% of the portfolio, ranked #3590.
Jane Street first reported a position in FIX in Q2 2013 and has held it in 27 quarters since. The position peaked at $80.4M in Q2 2024. 1,196 funds tracked by Wall St. Rank hold FIX as of Q1 2026.
- Jane Street held 3,463 shares of Comfort Systems worth $4.78M as of Q1 2026.
- Jane Street bought 706 Comfort Systems shares in Q1 2026, an estimated $896K.
- Comfort Systems made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #3590 holding.
- Jane Street first reported a position in Comfort Systems in Q2 2013 and has held it in 27 quarters since.
- Jane Street's Comfort Systems position peaked at $80.4M in Q2 2024.
- 1,196 funds tracked by Wall St. Rank held Comfort Systems as of Q1 2026.
Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.