SAM
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S.A. Mason’s Palantir PLTR Stock Holding History

S.A. Mason’s Portfolio PLTR Stock Details PLTR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$3.26M Sell
22,302
-85
-0.4% -$13K 1.22% 15
2025
Q4 		$3.98M Sell
22,387
-408
-2% -$73.9K 1.57% 13
2025
Q3 		$4.16M Sell
22,795
-200
-0.9% -$32.4K 1.84% 12
2025
Q2 		$3.13M Sell
22,995
-80
-0.3% -$9.38K 1.52% 12
2025
Q1 		$1.95M Buy
23,075
+975
+4% +$85.6K 1.03% 20
2024
Q4 		$1.67M Hold
22,100
– – 0.88% 22
2024
Q3 		$822K Sell
22,100
-500
-2% -$15.3K 0.44% 61
2024
Q2 		$572K Buy
22,600
+7,300
+48% +$164K 0.33% 78
2024
Q1 		$352K Buy
15,300
+5,655
+59% +$121K 0.21% 114
2023
Q4 		$166K Sell
9,645
-7,200
-43% -$128K 0.11% 160
2023
Q3 		$270K Buy
16,845
+5,000
+42% +$79.6K 0.19% 126
2023
Q2 		$100K Hold
11,845
– – 0.07% 206
2023
Q1 		$100K Buy
11,845
+50
+0.4% +$391 0.07% 206
2022
Q4 		$75.7K Sell
11,795
-1,675
-12% -$12.7K 0.06% 226
2022
Q3 		$110K Sell
13,470
-2,000
-13% -$17.8K 0.09% 190
2022
Q2 		$140K Buy
15,470
+50
+0.3% +$494 0.1% 179
2022
Q1 		$212K Buy
15,420
+3,895
+34% +$52K 0.13% 158
2021
Q4 		$210K Buy
11,525
+4,260
+59% +$94.1K 0.13% 156
2021
Q3 		$175K Buy
7,265
+4,540
+167% +$111K 0.12% 163
2021
Q2 		$72K Hold
2,725
– – 0.05% 225
2021
Q1 		$63K Buy
2,725
+2,000
+276% +$54.9K 0.05% 228
2020
Q4 		$17K Buy
725
+125
+21% +$2.24K 0.01% 274
2020
Q3 		$6K Buy
+600
New +$5.7K 0.01% 268

Other funds holding PLTR

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

S.A. Mason's PLTR Position: Q1 2026 in Review

S.A. Mason reduced its Palantir (PLTR) stake by 0.38% in Q1 2026, selling an estimated $13K and leaving 22,302 shares worth $3.26M. The position accounts for 1.22% of the portfolio, ranked #15.

S.A. Mason first reported a position in PLTR in Q3 2020 and has held it in 23 quarters since. The position peaked at $4.16M in Q3 2025. 2,977 funds tracked by Wall St. Rank hold PLTR as of Q1 2026.

  • S.A. Mason held 22,302 shares of Palantir worth $3.26M as of Q1 2026.
  • S.A. Mason sold 85 Palantir shares in Q1 2026, an estimated $13K.
  • Palantir made up 1.22% of S.A. Mason's portfolio in Q1 2026, its #15 holding.
  • S.A. Mason first reported a position in Palantir in Q3 2020 and has held it in 23 quarters since.
  • S.A. Mason's Palantir position peaked at $4.16M in Q3 2025.
  • 2,977 funds tracked by Wall St. Rank held Palantir as of Q1 2026.

Based on S.A. Mason's 13F filing for Q1 2026, filed 27 Apr 2026.