Citigroup’s Mammoth Energy Services TUSK Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $2.76K | Buy |
1,127
+578
| +105% | +$1.32K | ﹤0.01% | 5378 |
|
|
2025
Q4 | $1.02K | Sell |
549
-178
| -24% | -$359 | ﹤0.01% | 5544 |
|
|
2025
Q3 | $1.67K | Sell |
727
-8,731
| -92% | -$21.5K | ﹤0.01% | 5526 |
|
|
2025
Q2 | $26.5K | Sell |
9,458
-7,861
| -45% | -$20.1K | ﹤0.01% | 5014 |
|
|
2025
Q1 | $35.3K | Sell |
17,319
-20,852
| -55% | -$55.6K | ﹤0.01% | 4971 |
|
|
2024
Q4 | $115K | Buy |
38,171
+17,946
| +89% | +$66.1K | ﹤0.01% | 4765 |
|
|
2024
Q3 | $82.7K | Buy |
20,225
+14,568
| +258% | +$53.3K | ﹤0.01% | 4856 |
|
|
2024
Q2 | $18.6K | Buy |
5,657
+1,076
| +23% | +$3.69K | ﹤0.01% | 5026 |
|
|
2024
Q1 | $16.7K | Buy |
4,581
+1,083
| +31% | +$4.08K | ﹤0.01% | 5087 |
|
|
2023
Q4 | $15.6K | Buy |
3,498
+3,443
| +6,260% | +$15.3K | ﹤0.01% | 5071 |
|
|
2023
Q3 | $255 | Sell |
55
-6,882
| -99% | -$33.5K | ﹤0.01% | 5293 |
|
|
2023
Q2 | $33.5K | Buy |
6,937
+4,443
| +178% | +$18.4K | ﹤0.01% | 4820 |
|
|
2023
Q1 | $10.5K | Buy |
2,494
+17
| +0.7% | +$101 | ﹤0.01% | 4709 |
|
|
2022
Q4 | $21.4K | Buy |
+2,477
| New | +$14.1K | ﹤0.01% | 4567 |
|
|
2022
Q2 | – | Sell |
-170,000
| Closed | -$362K | – | 6669 |
|
|
2022
Q1 | $362K | Buy |
+170,000
| New | +$309K | ﹤0.01% | 3724 |
|
|
2021
Q2 | – | Sell |
-6,197
| Closed | -$33K | – | 6406 |
|
|
2021
Q1 | $33K | Buy |
6,197
+303
| +5% | +$1.53K | ﹤0.01% | 4951 |
|
|
2020
Q4 | $26K | Buy |
+5,894
| New | +$14.3K | ﹤0.01% | 6490 |
|
|
2020
Q2 | – | Sell |
-3,263
| Closed | -$2K | – | 7685 |
|
|
2020
Q1 | $2K | Buy |
3,263
+656
| +25% | +$864 | ﹤0.01% | 7446 |
|
|
2019
Q4 | $6K | Sell |
2,607
-8,755
| -77% | -$15.7K | ﹤0.01% | 7358 |
|
|
2019
Q3 | $28K | Sell |
11,362
-2,993
| -21% | -$14.2K | ﹤0.01% | 6530 |
|
|
2019
Q2 | $98K | Sell |
14,355
-22,557
| -61% | -$287K | ﹤0.01% | 5892 |
|
|
2019
Q1 | $615K | Sell |
36,912
-97,075
| -72% | -$2.07M | ﹤0.01% | 3960 |
|
|
2018
Q4 | $2.41M | Buy |
133,987
+40,743
| +44% | +$1M | ﹤0.01% | 2500 |
|
|
2018
Q3 | $2.71M | Buy |
93,244
+86,043
| +1,195% | +$2.83M | ﹤0.01% | 2447 |
|
|
2018
Q2 | $244K | Buy |
7,201
+6,154
| +588% | +$216K | ﹤0.01% | 4862 |
|
|
2018
Q1 | $34K | Buy |
1,047
+918
| +712% | +$22.9K | ﹤0.01% | 6423 |
|
|
2017
Q4 | $3K | Buy |
129
+127
| +6,350% | +$2.31K | ﹤0.01% | 7345 |
|
|
2017
Q3 | $0 | Sell |
2
-84
| -98% | -$1.23K | ﹤0.01% | 7444 |
|
|
2017
Q2 | $2K | Sell |
86
-129
| -60% | -$2.41K | ﹤0.01% | 7030 |
|
|
2017
Q1 | $4K | Sell |
215
-7,683
| -97% | -$147K | ﹤0.01% | 6871 |
|
|
2016
Q4 | $120K | Buy |
+7,898
| New | +$117K | ﹤0.01% | 5660 |
|
Other funds holding TUSK
WC
VCM
PLC
BCM
Citigroup's TUSK Position: Q1 2026 in Review
Citigroup increased its Mammoth Energy Services (TUSK) stake by 105% in Q1 2026, buying an estimated $1.32K and bringing the position to 1,127 shares worth $2.76K. The position accounts for ﹤0.01% of the portfolio, ranked #5378.
Citigroup first reported a position in TUSK in Q4 2016 and has held it in 31 quarters since. The position peaked at $2.71M in Q3 2018. 90 funds tracked by Wall St. Rank hold TUSK as of Q1 2026.
- Citigroup held 1,127 shares of Mammoth Energy Services worth $2.76K as of Q1 2026.
- Citigroup bought 578 Mammoth Energy Services shares in Q1 2026, an estimated $1.32K.
- Mammoth Energy Services made up ﹤0.01% of Citigroup's portfolio in Q1 2026, its #5378 holding.
- Citigroup first reported a position in Mammoth Energy Services in Q4 2016 and has held it in 31 quarters since.
- Citigroup's Mammoth Energy Services position peaked at $2.71M in Q3 2018.
- 90 funds tracked by Wall St. Rank held Mammoth Energy Services as of Q1 2026.
Based on Citigroup's 13F filing for Q1 2026, filed 11 May 2026.