Mariner
ATOM icon

Mariner’s Atomera ATOM Stock Holding History

Mariner’s Portfolio ATOM Stock Details ATOM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		– Sell
-10,800
Closed -$54.4K – 3564
2025
Q2 		$54.4K Sell
10,800
-2,700
-20% -$14.4K ﹤0.01% 3336
2025
Q1 		$54K Sell
13,500
-700
-5% -$5.45K ﹤0.01% 3305
2024
Q4 		$165K Buy
14,200
+4,200
+42% +$24.2K ﹤0.01% 3067
2024
Q3 		$26.3K Buy
+10,000
New +$31.2K ﹤0.01% 3231

Other funds holding ATOM

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Baird Financial Group
Baird Financial Group Milwaukee, Wisconsin $72.7B AUM 26.4% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
AC
Avenir Corporation Alexandria, Virginia $821M AUM 4.23% 1-Year Est. Return
HCM
Hollencrest Capital Management Newport Beach, California $1.54B AUM 30.1% 1-Year Est. Return
QPW
Quantum Private Wealth Tampa, Florida $390M AUM 58.18% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return

Mariner's ATOM Position: Q3 2025 in Review

Mariner sold out of Atomera (ATOM) in Q3 2025, closing a stake of 10,800 shares — an estimated $54.4K sold.

Mariner first reported a position in ATOM in Q3 2024 and held it in 4 quarters. The position peaked at $165K in Q4 2024. 85 funds tracked by Wall St. Rank hold ATOM as of Q3 2025.

  • Mariner reported no remaining Atomera position as of Q3 2025 after selling out during the quarter.
  • Mariner sold 10,800 Atomera shares in Q3 2025, an estimated $54.4K.
  • Mariner first reported a position in Atomera in Q3 2024 and held it in 4 quarters.
  • Mariner's Atomera position peaked at $165K in Q4 2024.
  • 85 funds tracked by Wall St. Rank held Atomera as of Q3 2025.

Based on Mariner's 13F filing for Q3 2025, filed 14 Nov 2025.