LEAN BULLISH
Net positive whale activity for MU. Smart money shows interest, but signals are mixed. Insiders are net buyers (1,342,082 shares bought vs 438,873 sold) — bullish conviction from management. Strong institutional ownership at 82.4%, but 3 of 10 top holders are distributing.
Action Plan
- Consider building a position on pullbacks
- Set stop-loss below key support level
- Re-evaluate if insider selling accelerates
📈 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)
0.5
BULLISH
High Volume Contracts — Vol > 500 (10 contracts)
CALL$4002026-04-1032,303
CALL$4002026-05-0122,756
CALL$3802026-04-1021,050
CALL$4252026-04-1012,892
CALL$4202026-04-108,060
PUT$3802026-04-107,355
PUT$352026-05-087,100
CALL$3852026-04-106,901
CALL$3902026-04-105,889
CALL$4102026-04-105,734
- Put/Call volume ratio: 0.5 (bullish)
- Total options volume: 392,019 (calls 261,428 / puts 130,591)
👤 Insider Trading 内部交易
SEC Form 4 filings — officer and director buys/sells in the last 90 days. Net buying is a strong bullish signal.
SHARES BOUGHT (6m)
1,342,082
Recent Insider Transactions (1 buys / 8 sells / 1 grants)
GRANTLIU TEYIN MARK972026-03-31
SELLSADANA SUMIT25,0002026-02-02
SELLRAY MICHAEL CHARLES12,2682026-01-27
SELLBHATIA MANISH H26,6232026-01-22
BUYLIU TEYIN MARK23,2002026-01-14
SELLALLEN SCOTT R2,0002026-01-06
SELLARNZEN APRIL S15,0002025-12-22
SELLGOMO STEVEN J5,0002025-12-19
SELLMEHROTRA SANJAY12,5002025-11-07
SELLMURPHY MARK J126,0002025-10-30
- Insider buying: 1,342,082 shares
- Insider selling: 438,873 shares
- 10 Form 4 filings in last 90 days
- Net insider BUYING — bullish signal
🏦 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
82.4%
ACCUMULATION vs DISTRIBUTION
30% ACCUMULATING
70% DISTRIBUTING
NET SHARES FLOW
+4,564,588
Institutional Position Changes (QoQ)
▲▲ HEAVY BUYNORGES BANK2.00%+40.3%+6,470,160
▲ ADDINGBlackrock Inc.8.93%+7.3%+6,877,315
▲ ADDINGMorgan Stanley1.45%+5.1%+794,166
▬ HOLDVanguard Group Inc9.45%+1.9%+1,956,975
▬ HOLDState Street Corporation4.68%+2.1%+1,090,021
▬ HOLDGeode Capital Management, LLC2.31%-0.2%-41,663
▬ HOLDFMR, LLC3.51%-1.2%-468,761
▼ TRIMMINGCapital International Investors1.96%-5.6%-1,315,857
▼ TRIMMINGPrimecap Management Company2.20%-16.4%-4,860,530
▼ TRIMMINGCapital World Investors5.17%-9.2%-5,937,238
ETF & Mutual Fund Flow (0 adding / 3 selling)
▬ HOLDVANGUARD INDEX FUNDS-Vanguard Total Stock Mar+0.4%+137,392
▬ HOLDVANGUARD INDEX FUNDS-Vanguard 500 Index Fund+2.5%+693,055
▬ HOLDInvesco QQQ Trust, Series 1-2.9%-734,770
▬ HOLDGROWTH FUND OF AMERICA-1.9%-346,537
▼ TRIMMINGAMERICAN FUNDS FUNDAMENTAL INVESTORS-17.3%-3,810,854
▼▼ HEAVY SEAMERICAN BALANCED FUND-21.1%-3,980,246
▼▼ HEAVY SEVANGUARD CHESTER FUNDS-Vanguard PRIMECAP Fund-20.4%-3,760,704
▬ HOLDiShares Trust-iShares Core S&P 500 ETF-0.9%-137,063
▬ HOLDFidelity Concord Street Trust-Fidelity 500 In+0.2%+24,242
▬ HOLDSPDR S&P 500 ETF TRUST-State Street SPDR S&P -1.9%-262,693
- Institutional ownership: 82.4%
- Smart money flow: 3 adding / 3 selling / 4 hold
- Net shares added by institutions: +4,564,588
- Biggest mover: Blackrock Inc. added 6,877,315 shares (+7.3%)
🕶 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%+
FLOAT SHARES
1,123,505,048
- Short interest: 2.6% of float
- Days to cover: 1.0
- Short interest MoM: ↓ 4.6%
- Squeeze risk: MINIMAL