Whale Activity Tracker

MRVL

Marvell Technology, Inc.
2026-05-05 06:30
$163.66 -0.78% $143.1B
NEUTRAL — WATCH
No clear whale direction for MRVL. Bullish and bearish signals roughly cancel out. Strong institutional ownership at 83.8%, but 2 of 10 top holders are distributing.
Action Plan
Options Flow
期权
NEUTRAL
1.02
Insider
内部交易
NEUTRAL
Smart Money
机构流向
NEUTRAL
20% accum
Short Interest
做空
BULLISH
3.9%
NEUTRAL
5.7/10
Whale Activity Rating
Distribution Neutral Accumulation
Options Flow: NEUTRAL
Institutional: NEUTRAL
Dark Pool: BULLISH
3/4 sources | Confidence: 72%
📈 Options Flow 期权异动
Unusual options volume vs open interest. High volume/OI ratio signals whale positioning. Put/Call ratio indicates directional bias.
PUT / CALL RATIO
0 (Bullish)1.02.0+ (Bearish)
1.02
NEUTRAL
CALL VOLUME
26,317
PUT VOLUME
26,964
TOTAL VOLUME
53,281
UNUSUAL STRIKES
0
High Volume Contracts — Vol > 500 (10 contracts)
TypeStrikeExpiryVolume
CALL$1702026-05-083,239
CALL$1702026-05-152,831
PUT$1502026-05-152,734
PUT$1452026-05-152,679
CALL$2302026-05-152,240
CALL$1752026-05-082,148
PUT$1282026-05-152,000
CALL$1802026-05-151,452
PUT$1502026-05-081,401
CALL$1652026-05-081,280
P/C OI RATIO
1.0
TOTAL OI
0
CALL OI
0
PUT OI
0
🏦 Smart Money Flow 机构资金流向
Quarter-over-quarter position changes from 13F filings. Shows whether institutional investors are accumulating (buying more) or distributing (selling) — the strongest signal of whale conviction.
INSTITUTIONAL OWNERSHIP
83.8%
ACCUMULATION vs DISTRIBUTION
20% ACCUMULATING
80% DISTRIBUTING
NET SHARES FLOW
+4,533,120
FLOW SCORE
+0.01
ADDING
2
SELLING
2
Institutional Position Changes (QoQ)
ActionInstitution% HeldQoQ ΔShares Δ
▲ ADDINGState Street Corporation2.61%+7.9%+1,677,754
▲ ADDINGNORGES BANK1.21%+13.8%+1,276,989
▬ HOLDFMR, LLC14.50%+4.2%+5,076,592
▬ HOLDAmeriprise Financial, Inc.1.96%+3.1%+522,022
▬ HOLDGeode Capital Management, LLC1.38%+0.8%+97,290
▬ HOLDBlackrock Inc.6.84%-0.1%-53,874
▬ HOLDFranklin Resources, Inc.1.32%-3.0%-352,337
▬ HOLDVanguard Group Inc9.01%-1.1%-851,796
▼ TRIMMINGGoldman Sachs Group Inc1.20%-10.0%-1,166,631
▼ TRIMMINGBank of America Corporation1.31%-12.9%-1,692,889
ETF & Mutual Fund Flow (3 adding / 1 selling)
ActionFundQoQ ΔShares Δ
▲ ADDINGFidelity Select Portfolios-Select Semiconduct+8.5%+2,712,628
▬ HOLDVANGUARD INDEX FUNDS-Vanguard Total Stock Mar-0.2%-51,577
▬ HOLDInvesco QQQ Trust, Series 1+0.1%+16,502
▬ HOLDFidelity Securities Fund-Fidelity Blue Chip G+1.2%+219,212
▬ HOLDFidelity Select Portfolios-Technology Portfol+1.3%+198,895
▲▲ HEAVY BUiShares Trust-iShares Semiconductor ETF+30.0%+2,437,715
▲▲ HEAVY BUColumbia Fd.s Series TRT II-Columbia Seligman+24.4%+1,997,033
▬ HOLDVanEck ETF Trust-VanEck Semiconductor ETF-0.6%-56,368
▼ TRIMMINGVANGUARD INDEX FUNDS-Vanguard Growth Index Fu-9.8%-1,051,733
▬ HOLDVANGUARD INDEX FUNDS-Vanguard Mid-Cap Index F-1.6%-152,556
🕶 Short Interest & Dark Pool 做空 & 暗池
Short interest as % of float and days-to-cover. Rising SI = bearish pressure. High SI + decreasing = shorts covering (bullish). Squeeze risk rated by SI level.
SHORT INTEREST (% OF FLOAT)
0%10%20%30%+
SHORT % FLOAT
3.9%
DAYS TO COVER
1.2
SI CHANGE (MoM)
↓ 14.3%
SQUEEZE RISK
MINIMAL
SHARES SHORT
28,955,038
PRIOR MONTH
33,803,277
FLOAT SHARES
870,732,856
AVG VOLUME
22,828,803
📡 Data Sources 数据来源
Options Flow
NEUTRAL (80%)
Insider Trading
NO DATA
Smart Money Flow
NEUTRAL (75%)
Short Interest
BULLISH (60%)
📋 Summary 综合摘要